18640282107

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1\times {\mathrm{1747}}^1$

素因数の和:2403

約数の個数: 32

約数和(自身を含む): 25654487040

約数和(自身を除く): 7014204933

約数列:

[1, 3, 41, 123, 223, 389, 669, 1167, 1747, 5241, 9143, 15949, 27429, 47847, 71627, 86747, 214881, 260241, 389581, 679583, 1168743, 2038749, 3556627, 10669881, 15972821, 27862903, 47918463, 83588709, 151547009, 454641027, 6213427369, 18640282107]

約数ペア:

[(1, 18640282107), (3, 6213427369), (41, 454641027), (123, 151547009), (223, 83588709), (389, 47918463), (669, 27862903), (1167, 15972821), (1747, 10669881), (5241, 3556627), (9143, 2038749), (15949, 1168743), (27429, 679583), (47847, 389581), (71627, 260241), (86747, 214881)]